cve/2024/CVE-2024-8386.md

### [CVE-2024-8386](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-8386)
![](https://img.shields.io/static/v1?label=Product&message=Firefox%20ESR&color=blue)
![](https://img.shields.io/static/v1?label=Product&message=Firefox&color=blue)
![](https://img.shields.io/static/v1?label=Product&message=Thunderbird&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=unspecified%3C%20128.2%20&color=brighgreen)
![](https://img.shields.io/static/v1?label=Version&message=unspecified%3C%20130%20&color=brighgreen)
![](https://img.shields.io/static/v1?label=Vulnerability&message=SelectElements%20could%20be%20shown%20over%20another%20site%20if%20popups%20are%20allowed&color=brighgreen)

### Description

If a site had been granted the permission to open popup windows, it could cause Select elements to appear on top of another site to perform a spoofing attack. This vulnerability affects Firefox < 130, Firefox ESR < 128.2, and Thunderbird < 128.2.

### POC

#### Reference
- https://bugzilla.mozilla.org/show_bug.cgi?id=1907032
- https://bugzilla.mozilla.org/show_bug.cgi?id=1909529

#### Github
No PoCs found on GitHub currently.